
1) American invention 2) Photography equipment 3) Stabilizer for movie shooters
Found on
https://www.crosswordclues.com/clue/steadicam

A device that allows camera operators to achieve smooth, fluid camera movement even when moving quickly across rough terrain.
Found on
http://lessonbucket.com/glossary/

Garrett Brown invented this camera device so that hand-held cameras could achieve the same balance and steadiness as a mounted or tracking camera. The camera is mounted on a vest worn by the cameraperson so that the weight and motion of the camera are distributed to the vest which acts as a shock absorber. The camera is attached to the vest by a se...
Found on
http://www.allmovie.com/glossary/term/steadicam

(from the article `motion-picture technology`) ...be laid on the floor or ground for the dolly. The camera may be freed from the tripod or dolly and carried by the operator by means of a body ...
Found on
http://www.britannica.com/eb/a-z/s/157

Registered trademark for a gyroscopically balanced camera mount that attaches to a camera operator's
Found on
https://www.encyclo.co.uk/local/22375
No exact match found.